Automated Polishing Solutions for Acetate Eyeglass Frames: Dry vs. Wet Tumbling Compared By Jintaijin Grinding Company Introduction: Why Acetate Frames Demand Precision Polishing Acetate (cellulose acetate) has become the gold standard for premium eyeglass frames due to its durability, hypoallergenic properties, and vibrant color options. However, achieving a scratch-free, high-gloss finish on thi...